Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4718978 | Spent pulping liquor recovery process | Robert A. Damon | 1988-01-12 |
| 4637858 | Pyrolysis of black liquor at high temperatures using radiant energy | Edwin Matovich | 1987-01-20 |